Here are all the options parts for the Xray XB4 2020 and olders
Reference 06363353-G
Brand: XRAY
COMPOSITE UPRIGHT REAR - GRAPHITE - 363353-G
Reference 06323522
Brand: XRAY
LEXAN REAR WING 0.5mm - LUSH - 323522
Reference 06329913-H
Brand: XRAY
2WD/4WD REAR WHEEL WITH 12MM HEX - WHITE - HARD (2) - 329913-H
Reference 06335080
Brand: XRAY
DIFF PIN (2) - 335080
Reference 06362112
Brand: XRAY
COMPOSITE SUSPENSION ARM FRONT LOWER - 362112
Reference 06940512
Brand: XRAY
BALL-BEARING 5x12x4 RUBBER SEALED - OIL (2) - 940512
Reference 06329901-H
Brand: XRAY
2WD/4WD REAR WHEEL WITH 12MM HEX - WHITE -HARD (10) - 329901-H
Reference 06359210
Brand: XRAY
XRAY PREMIUM SILICONE OIL 100 cSt --- Replaced with #106310 - 359210
Reference 06363124-G
Brand: XRAY
SUSPENSION ARM REAR LOWER LEFT - 3-HOLE - GRAPHITE - 363124-G
Reference 06303123-O
Brand: XRAY
ALU SHIM 3x6x2.0MM - ORANGE (10) - 303123-O
Reference 06363114-G
Brand: XRAY
SUSPENSION ARM REAR LOWER RIGHT - 3-HOLE - GRAPHITE - 363114-G
Reference 06303122-K
Brand: XRAY
ALU SHIM 3x6x1.0MM - BLACK (10) - 303122-K